3626449 has 2 divisors, whose sum is σ = 3626450. Its totient is φ = 3626448.

The previous prime is 3626443. The next prime is 3626453. The reversal of 3626449 is 9446263.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2873025 + 753424 = 1695^2 + 868^2 .

It is a cyclic number.

It is not a de Polignac number, because 3626449 - 2⁵ = 3626417 is a prime.

It is a super-2 number, since 2×3626449² = 26302264699202, which contains 22 as substring.

3626449 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (3626443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1813224 + 1813225.

It is an arithmetic number, because the mean of its divisors is an integer number (1813225).

Almost surely, 2^3626449 is an apocalyptic number.

It is an amenable number.

3626449 is a deficient number, since it is larger than the sum of its proper divisors (1).

3626449 is an equidigital number, since it uses as much as digits as its factorization.

3626449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 34.

The square root of 3626449 is about 1904.3237644896. The cubic root of 3626449 is about 153.6363065443.

The spelling of 3626449 in words is "three million, six hundred twenty-six thousand, four hundred forty-nine".